Quake Science

Will Ries, of GNS Sience

Ask An Expert: Understanding magnitude

Earthquake magnitude is not a linear scale. For every step up in magnitude there is about a 30 times increase in energy released.

Ask your quake questions

Live chat: GNS scientist Kelvin Berryman

Fairfax Media

On the eve of the Christchurch earthquake anniversary, GNS Science earthquake expert Kelvin Berryman joins us at midday to answer your questions.

Canterbury Plains faults 'quite strong'

Ask an Expert: Canterbury Faults 'quite strong"

Kiwis say quake trial 'ridiculous'

Kiwi scientists join petition against "ridiculous" trial over failure to predict deadly Italian earthquake.
+ Scientists on trial

Scientists' trial over quake deaths

LATEST: Seven scientists are on trial for allegedly failing to warn of a devastating quake in Italy.